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This function unmaps a mapped view of a file from the calling process's address space.
BOOL UnmapViewOfFile( LPCVOID lpBaseAddress );
Parameters
- lpBaseAddress
- Pointer to the base address of the mapped view of a file that
is to be unmapped. This value must be identical to the value
returned by a previous call to the
MapViewOfFilefunction.
Return Values
Nonzero indicates success. All dirty pages within the specified range are written "lazily" to disk. Zero indicates failure. To get extended error information, call GetLastError.
Remarks
Although an application may close the file handle used to create a file mapping object, the system holds the corresponding file open until the last view of the file is unmapped.
Requirements
Runs On Versions Defined in Include Link to Windows CE OS 1.01 and later Winbase.h Coredll.lib Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
See Also